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Best way to “negate” an instanceof
I was thinking if there exists a better/nicer way to negate an instanceof in Java.
Actually, I'm doing something like:
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Unit testing with Spring Security
My company has been evaluating Spring MVC to determine if we should use it in one of our next projects. So far I love what I've seen, and right now I'm taking a look at the Spring Security module to determine if it's something we can/should use.
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How do I run multiple background commands in bash in a single line?
I normally run multiple commands with something like this:
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Any reason not to use '+' to concatenate two strings?
A common antipattern in Python is to concatenate a sequence of strings using + in a loop. This is bad because the Python interpreter has to create a new string object for each iteration, and it ends up taking quadratic time. (Recent versions of CPython can apparently optimize this in some cases, b...
How to tell if a file is git tracked (by shell exit code)?
Is there a way to tell if a file is being tracked by running some git command and checking its exit code?
8 Answers
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ASP.NET Identity reset password
How can I get the password of a user in the new ASP.NET Identity system? Or how can I reset without knowing the current one (user forgot password)?
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Are Mutexes needed in javascript?
I have seen this link: Implementing Mutual Exclusion in JavaScript .
On the other hand, I have read that there are no threads in javascript, but what exactly does that mean?
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Can you break from a Groovy “each” closure?
Is it possible to break from a Groovy .each{Closure} , or should I be using a classic loop instead?
6 Answers
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Add floating point value to android resources/values
I'm trying to add a little space between lines to my TextViews using android:lineSpacingMultiplier
from the documentation :
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“TypeError: (Integer) is not JSON serializable” when serializing JSON in Python?
I am trying to send a simple dictionary to a json file from python, but I keep getting the "TypeError: 1425 is not JSON serializable" message.
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